100% Brand New and High Quality Backup your sim card Allows you to copy 12 different number to one sim card, including phone book, SMS, ring tones, photos(for Nokia cell phones only), etc. Software install will allow you to manage the sim card copying process An extra menu will appear on your phone and you can switch to the different moblie numbers. This product is not 100% guaranteed to be compatible with all sim cards (Generation 5 Sim Card Can not Be Decode) Support Windows 98, 2000, XP, Vista 32bits, Windows 7 32bits ( not Support Windows 7 64bits ) Color:As shown in the picture Dimension:Approx.6cm*3cm*1.5cm Included: 1x Sim Card Reader 1x CD Driver